*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --border: #2a2a3a;
  --text: #e8e8f0;
  --muted: #8888aa;
  --green: #00d084;
  --green-dark: #00a866;
  --accent: #7c6af7;
  --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 860px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}
.logo img { height: 32px; }
.header-nav { display: flex; gap: 20px; font-size: 14px; }
.header-nav a { color: var(--muted); }
.header-nav a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero {
  padding: 72px 0 48px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,208,132,0.08) 0%, transparent 60%);
}
.hero-badge {
  display: inline-block;
  background: rgba(0,208,132,0.12);
  color: var(--green);
  border: 1px solid rgba(0,208,132,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text);
}
.hero h1 span { color: var(--green); }
.hero p {
  font-size: 18px;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 36px;
}

/* Buttons */
.btn-group { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.15s, transform 0.15s;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--green); color: #000; }
.btn-secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }

/* Store buttons */
.store-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 32px 0; }
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}
.store-btn:hover { border-color: var(--green); transform: translateY(-2px); text-decoration: none; }
.store-btn-label { font-size: 11px; color: var(--muted); display: block; line-height: 1; }
.store-btn-name { font-size: 16px; display: block; line-height: 1.4; }
.store-btn svg { flex-shrink: 0; }

/* Sections */
.section { padding: 64px 0; }
.section + .section { border-top: 1px solid var(--border); }
.section-title { font-size: clamp(22px, 3vw, 32px); font-weight: 700; margin-bottom: 12px; }
.section-lead { font-size: 17px; color: var(--muted); margin-bottom: 36px; }

/* Features grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.feature-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--muted); line-height: 1.5; }
.feature-icon { font-size: 28px; margin-bottom: 12px; }

/* Prose content */
.prose { max-width: 720px; }
.prose h2 { font-size: clamp(20px, 2.5vw, 26px); font-weight: 700; margin: 40px 0 12px; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-bottom: 16px; color: var(--muted); line-height: 1.7; }
.prose ul { margin: 12px 0 20px 20px; }
.prose ul li { color: var(--muted); margin-bottom: 8px; line-height: 1.6; }
.prose strong { color: var(--text); }

/* Steps */
.steps { display: flex; flex-direction: column; gap: 20px; margin: 24px 0; }
.step { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  background: var(--green);
  color: #000;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}
.step-content h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.step-content p { font-size: 14px; color: var(--muted); }

/* CTA section */
.cta-section {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 32px;
  text-align: center;
  margin: 48px 0;
}
.cta-section h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; margin-bottom: 12px; }
.cta-section p { color: var(--muted); margin-bottom: 28px; }

/* Internal links */
.related-links { margin: 48px 0 32px; }
.related-links h3 { font-size: 16px; font-weight: 700; margin-bottom: 12px; color: var(--muted); }
.related-links ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.related-links a {
  display: inline-block;
  padding: 6px 14px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
}
.related-links a:hover { border-color: var(--green); color: var(--text); }

/* Footer */
.site-footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
  margin-top: 64px;
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.footer-links { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }

/* Responsive */
@media (max-width: 600px) {
  .hero { padding: 48px 0 32px; }
  .section { padding: 40px 0; }
  .cta-section { padding: 32px 20px; }
  .header-nav { display: none; }
}